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Simlink figure folder and change paper name
2019-08-21 16:35:08 +02:00
#+TITLE: Robust and Optimal Sensor Fusion - Tikz Figures
Initial Commit
2019-08-14 12:08:30 +02:00
:DRAWER:
#+HTML_LINK_HOME: ../index.html
#+HTML_LINK_UP: ../index.html
#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="../css/htmlize.css"/>
#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="../css/readtheorg.css"/>
#+HTML_HEAD: <script src="../js/jquery.min.js"></script>
#+HTML_HEAD: <script src="../js/bootstrap.min.js"></script>
#+HTML_HEAD: <script src="../js/jquery.stickytableheaders.min.js"></script>
#+HTML_HEAD: <script src="../js/readtheorg.js"></script>
#+PROPERTY: header-args:latex :headers '("\\usepackage{tikz}" "\\usepackage{import}" "\\import{/home/thomas/MEGA/These/Papers/dehaeze19_desig_compl_filte/tikz/}{config.tex}")
#+PROPERTY: header-args:latex+ :imagemagick t :fit yes
#+PROPERTY: header-args:latex+ :iminoptions -scale 100% -density 150
#+PROPERTY: header-args:latex+ :imoutoptions -quality 100
#+PROPERTY: header-args:latex+ :results raw replace :buffer no
#+PROPERTY: header-args:latex+ :eval no-export
#+PROPERTY: header-args:latex+ :exports both
#+PROPERTY: header-args:latex+ :mkdirp yes
#+PROPERTY: header-args:latex+ :noweb yes
#+PROPERTY: header-args:latex+ :output-dir figs
#+PROPERTY: header-args:latex+ :post pdf2svg(file=*this*, ext="png")
:END:
Configuration file is accessible [[file:config.org][here]].
* Change some default
#+NAME: tikz_default
#+begin_src latex :eval no
\tikzset{block/.default={0.8cm}{0.6cm}}
\tikzset{addb/.append style={scale=0.7}}
\tikzset{node distance=0.6}
\def\cdist{0.7}
\definecolor{T}{rgb}{0.230, 0.299, 0.754}%
\definecolor{S}{rgb}{0.706, 0.016, 0.150}%
#+end_src
* H-Infinity - Complementary filters - Generalized plant
#+begin_src latex :file sf_hinf_filters_plant_b.pdf :tangle figs/sf_hinf_filters_plant_b.tex
<<tikz_default>>
\begin{tikzpicture}
\node[block={4.0cm}{3.0cm}, dashed] (P) {};
\node[above] at (P.north) {$P$};
\coordinate[] (inputw) at ($(P.south west)!0.8!(P.north west) + (-\cdist, 0)$);
\coordinate[] (inputu) at ($(P.south west)!0.4!(P.north west) + (-\cdist, 0)$);
\coordinate[] (outputh) at ($(P.south east)!0.8!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputl) at ($(P.south east)!0.4!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputv) at ($(P.south east)!0.1!(P.north east) + ( \cdist, 0)$);
\node[block, left=2*\cdist of outputl] (WL){$w_L$};
\node[block, left=2*\cdist of outputh] (WH){$w_H$};
\node[addb={+}{}{}{}{-}, left=of WH] (sub) {};
\draw[->] (inputw) node[above right]{$w$} -- (sub.west);
\draw[->] (inputu) node[above right]{$u$} -- (WL.west);
\draw[->] (inputu-|sub) node[branch]{} -- (sub.south);
\draw[->] (sub.east) -- (WH.west);
\draw[->] ($(inputw)+(2*\cdist, 0)$) node[branch]{} |- (outputv) node[above left]{$v$};
\draw[->] (WH.east) -- (outputh)node[above left]{$z_H$};
\draw[->] (WL.east) -- (outputl)node[above left]{$z_L$};
\end{tikzpicture}
#+end_src
#+name: fig:sf_hinf_filters_plant_b
#+caption: H-Infinity - Complementary filters - Generalized plant ([[./figs/sf_hinf_filters_plant_b.png][png]], [[./figs/sf_hinf_filters_plant_b.pdf][pdf]], [[./figs/sf_hinf_filters_plant_b.tex][tex]]).
#+RESULTS:
[[file:figs/sf_hinf_filters_plant_b.png]]
* H-Infinity - Complementary filters
#+begin_src latex :file sf_hinf_filters_b.pdf :tangle figs/sf_hinf_filters_b.tex
<<tikz_default>>
\begin{tikzpicture}
\node[block={4.0cm}{3.0cm}, dashed] (P) {};
\node[above] at (P.north) {$P$};
\coordinate[] (inputw) at ($(P.south west)!0.8!(P.north west) + (-\cdist, 0)$);
\coordinate[] (inputu) at ($(P.south west)!0.4!(P.north west) + (-\cdist, 0)$);
\coordinate[] (outputh) at ($(P.south east)!0.8!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputl) at ($(P.south east)!0.4!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputv) at ($(P.south east)!0.1!(P.north east) + ( \cdist, 0)$);
\node[block, left=2*\cdist of outputl] (WL){$w_L$};
\node[block, left=2*\cdist of outputh] (WH){$w_H$};
\node[addb={+}{}{}{}{-}, left=of WH] (sub) {};
\node[block, below=\cdist of P] (HL) {$H_L$};
\draw[->] (inputw) node[above right]{$w$} -- (sub.west);
\draw[->] (HL.west) -| ($(inputu)+(0.5*\cdist, 0)$) -- (WL.west);
\draw[->] (inputu-|sub) node[branch]{} -- (sub.south);
\draw[->] (sub.east) -- (WH.west);
\draw[->] ($(inputw)+(2*\cdist, 0)$) node[branch]{} |- ($(outputv)+(-0.5*\cdist, 0)$) |- (HL.east);
\draw[->] (WH.east) -- (outputh)node[above left]{$z_H$};
\draw[->] (WL.east) -- (outputl)node[above left]{$z_L$};
\end{tikzpicture}
#+end_src
#+name: fig:sf_hinf_filters_b
#+caption: H-Infinity - Complementary filters ([[./figs/sf_hinf_filters_b.png][png]], [[./figs/sf_hinf_filters_b.pdf][pdf]], [[./figs/sf_hinf_filters_b.tex][tex]]).
#+RESULTS:
[[file:figs/sf_hinf_filters_b.png]]
* H-Infinity - Optimal Complementary Filters
#+begin_src latex :file h_infinity_optimal_comp_filters.pdf :tangle figs/h_infinity_optimal_comp_filters.tex
<<tikz_default>>
\begin{tikzpicture}
\node[block={5.0cm}{3.0cm}, dashed] (P) {};
\node[above] at (P.north) {$P$};
\coordinate[] (inputn1) at ($(P.south west)!0.8!(P.north west) + (-\cdist, 0)$);
\coordinate[] (inputn2) at ($(P.south west)!0.5!(P.north west) + (-\cdist, 0)$);
\coordinate[] (inputu) at ($(P.south west)!0.2!(P.north west) + (-\cdist, 0)$);
\coordinate[] (outputx) at ($(P.south east)!0.5!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputv) at ($(P.south east)!0.1!(P.north east) + ( \cdist, 0)$);
\node[block, right=1.5 of inputn1] (W1){$W_1$};
\node[block, right=1.5 of inputn2] (W2){$W_2$};
\node[addb={+}{}{}{}{-}, right=of W1] (sub) {};
\node[addb, right=2 of W2] (add) {};
\node[block, below=of P] (H1) {$H_1$};
\draw[->] (inputn1)node[above right]{$n_1$} -- (W1.west);
\draw[->] (inputn2)node[above right]{$n_2$} -- (W2.west);
\draw[->] (W1) -- (sub.west);
\draw[->] (W2) -| (sub.south);
\draw[->] (W2-|sub.south) node[branch]{} -- (add.west);
\draw[->] (sub.east) -- ++(0.5, 0) |- ($(outputv) + (-0.3, 0)$) |- (H1.east);
\draw[->] (H1.west) -| ($(inputu) + (0.3, 0)$) -| (add.south);
\draw[->] (add.east) -- (outputx) node[above left]{$\hat{x}$};
\end{tikzpicture}
#+end_src
#+name: fig:h_infinity_optimal_comp_filters
#+caption: H-Infinity - Optimal Complementary Filters ([[./figs/h_infinity_optimal_comp_filters.png][png]], [[./figs/h_infinity_optimal_comp_filters.pdf][pdf]], [[./figs/h_infinity_optimal_comp_filters.tex][tex]]).
#+RESULTS:
[[file:figs/h_infinity_optimal_comp_filters.png]]
* Fusion of two noisy sensors
#+begin_src latex :file fusion_two_noisy_sensors.pdf :tangle figs/fusion_two_noisy_sensors.tex
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[addb, above right=1.5 and 1 of x](add1){};
\node[addb, below right=1.5 and 1 of x](add2){};
\node[block, above=0.5 of add1](W1){$W_1$};
\node[block, above=0.5 of add2](W2){$W_2$};
\node[block, right=1 of add1](H1){$H_1$};
\node[block, right=1 of add2](H2){$H_2$};
\node[addb, right=4 of x](add){};
\draw[] ($(x)+(-1, 0)$) node[above right]{$x$} -- (x);
\draw[->] (x) |- (add1.west);
\draw[->] (x) |- (add2.west);
\draw[->] (W1.south) -- (add1.north);
\draw[->] (W2.south) -- (add2.north);
\draw[<-] (W1.north) -- ++(0, 0.8)node[below right]{$n_1$};
\draw[<-] (W2.north) -- ++(0, 0.8)node[below right]{$n_2$};
\draw[->] (add1.east) -- (H1.west);
\draw[->] (add2.east) -- (H2.west);
\draw[->] (H1) -| (add.north);
\draw[->] (H2) -| (add.south);
\draw[->] (add.east) -- ++(1, 0) node[above left]{$\hat{x}$};
\end{tikzpicture}
#+end_src
#+name: fig:fusion_two_noisy_sensors
#+caption: Fusion of two noisy sensors ([[./figs/fusion_two_noisy_sensors.png][png]], [[./figs/fusion_two_noisy_sensors.pdf][pdf]], [[./figs/fusion_two_noisy_sensors.tex][tex]]).
#+RESULTS:
[[file:figs/fusion_two_noisy_sensors.png]]
* Fusion of two noisy signals
#+begin_src latex :file fusion_two_signals.pdf :tangle figs/fusion_two_signals.tex
\begin{tikzpicture}
\node[addb] (add) at (0, 0){};
\node[block, above left=0.5 and 0.8 of add] (H1) {$H_1$};
\node[block, below left=0.5 and 0.8 of add] (H2) {$H_2$};
\draw[->] ($(H1.west)+(-1.5, 0)$)node[above right]{$x + n_1$} -- (H1.west);
\draw[->] ($(H2.west)+(-1.5, 0)$)node[above right]{$x + n_2$} -- (H2.west);
\draw[->] (H1) -| (add.north);
\draw[->] (H2) -| (add.south);
\draw[->] (add.east) -- ++(1, 0) node[above left]{$\hat{x}$};
\end{tikzpicture}
#+end_src
#+name: fig:fusion_two_signals
#+caption: Fusion of two noisy sensors ([[./figs/fusion_two_signals.png][png]], [[./figs/fusion_two_signals.pdf][pdf]], [[./figs/fusion_two_signals.tex][tex]]).
#+RESULTS:
[[file:figs/fusion_two_signals.png]]
* Fusion of two noisy sensors with Dynamics
#+begin_src latex :file fusion_two_noisy_sensors_with_dyn.pdf :tangle figs/fusion_two_noisy_sensors_with_dyn.tex
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[block, above right=1.5 and 0.5 of x](G1){$G_1$};
\node[block, below right=1.5 and 0.5 of x](G2){$G_2$};
\node[addb, right=1 of G1](add1){};
\node[addb, right=1 of G2](add2){};
\node[block, above=0.5 of add1](W1){$W_1$};
\node[block, above=0.5 of add2](W2){$W_2$};
\node[block, right=1 of add1](H1){$H_1$};
\node[block, right=1 of add2](H2){$H_2$};
\node[addb, right=6 of x](add){};
\draw[] ($(x)+(-1, 0)$) node[above right]{$x$} -- (x);
\draw[->] (x) |- (G1.west);
\draw[->] (x) |- (G2.west);
\draw[->] (G1.east) -- (add1.west);
\draw[->] (G2.east) -- (add2.west);
\draw[->] (W1.south) -- (add1.north);
\draw[->] (W2.south) -- (add2.north);
\draw[<-] (W1.north) -- ++(0, 0.8)node[below right]{$n_1$};
\draw[<-] (W2.north) -- ++(0, 0.8)node[below right]{$n_2$};
\draw[->] (add1.east) -- (H1.west);
\draw[->] (add2.east) -- (H2.west);
\draw[->] (H1) -| (add.north);
\draw[->] (H2) -| (add.south);
\draw[->] (add.east) -- ++(1, 0) node[above left]{$\hat{x}$};
\end{tikzpicture}
#+end_src
#+name: fig:fusion_two_noisy_sensors_with_dyn
#+caption: Fusion of two noisy sensors_with_dyn ([[./figs/fusion_two_noisy_sensors_with_dyn.png][png]], [[./figs/fusion_two_noisy_sensors_with_dyn.pdf][pdf]], [[./figs/fusion_two_noisy_sensors_with_dyn.tex][tex]]).
#+RESULTS:
[[file:figs/fusion_two_noisy_sensors_with_dyn.png]]
* Fusion of two noisy sensors with Dynamics - Bis
#+begin_src latex :file fusion_two_noisy_sensors_with_dyn_bis.pdf :tangle figs/fusion_two_noisy_sensors_with_dyn_bis.tex
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[block, above right=0.5 and 0.5 of x](G1){$G_1$};
\node[block, below right=0.5 and 0.5 of x](G2){$G_2$};
\node[addb, right=1 of G1](add1){};
\node[addb, right=1 of G2](add2){};
\node[block, right=1 of add1](H1){$H_1$};
\node[block, right=1 of add2](H2){$H_2$};
\node[addb, right=6 of x](add){};
\draw[] ($(x)+(-1, 0)$) node[above right]{$x$} -- (x);
\draw[->] (x) |- (G1.west);
\draw[->] (x) |- (G2.west);
\draw[->] (G1.east) -- (add1.west);
\draw[->] (G2.east) -- (add2.west);
\draw[<-] (add1.north) -- ++(0, 0.8)node[below right]{$n_1$};
\draw[<-] (add2.north) -- ++(0, 0.8)node[below right]{$n_2$};
\draw[->] (add1.east) -- (H1.west);
\draw[->] (add2.east) -- (H2.west);
\draw[->] (H1) -| (add.north);
\draw[->] (H2) -| (add.south);
\draw[->] (add.east) -- ++(1, 0) node[above left]{$\hat{x}$};
\end{tikzpicture}
#+end_src
#+name: fig:fusion_two_noisy_sensors_with_dyn_bis
#+caption: Fusion of two noisy sensors_with_dyn_bis ([[./figs/fusion_two_noisy_sensors_with_dyn_bis.png][png]], [[./figs/fusion_two_noisy_sensors_with_dyn_bis.pdf][pdf]], [[./figs/fusion_two_noisy_sensors_with_dyn_bis.tex][tex]]).
#+RESULTS:
[[file:figs/fusion_two_noisy_sensors_with_dyn_bis.png]]
* Fusion of two sensors with mismatch dynamics
#+begin_src latex :file fusion_gain_mismatch.pdf :tangle figs/fusion_gain_mismatch.tex
<<tikz_default>>
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[addb, above right=1 and 3.5 of x](add1){};
\node[addb, below right=1 and 3.5 of x](add2){};
\node[block, above left= of add1](delta1){$\Delta_1$};
\node[block, above left= of add2](delta2){$\Delta_2$};
\node[block, left= of delta1](W1){$W_1$};
\node[block, left= of delta2](W2){$W_2$};
\node[block, right= of add1](H1){$H_1$};
\node[block, right= of add2](H2){$H_2$};
\node[addb, right=5.5 of x](add){};
\draw[] ($(x)+(-1, 0)$) node[above right]{$x$} -- (x);
\draw[->] (x) |- (add1.west);
\draw[->] (x) |- (add2.west);
\draw[->] ($(add1-|W1.west)+(-0.5, 0)$)node[branch]{} |- (W1.west);
\draw[->] ($(add2-|W2.west)+(-0.5, 0)$)node[branch]{} |- (W2.west);
\draw[->] (W1.east) -- (delta1.west);
\draw[->] (W2.east) -- (delta2.west);
\draw[->] (delta1.east) -| (add1.north);
\draw[->] (delta2.east) -| (add2.north);
\draw[->] (add1.east) -- (H1.west);
\draw[->] (add2.east) -- (H2.west);
\draw[->] (H1.east) -| (add.north);
\draw[->] (H2.east) -| (add.south);
\draw[->] (add.east) -- ++(1, 0) node[above left]{$\hat{x}$};
\end{tikzpicture}
#+end_src
#+name: fig:fusion_gain_mismatch
#+caption: Fusion of two noisy sensors_with_dyn ([[./figs/fusion_gain_mismatch.png][png]], [[./figs/fusion_gain_mismatch.pdf][pdf]], [[./figs/fusion_gain_mismatch.tex][tex]]).
#+RESULTS:
[[file:figs/fusion_gain_mismatch.png]]
* Uncertainty to Phase and Gain variation
#+begin_src latex :file uncertainty_gain_phase_variation.pdf :tangle figs/uncertainty_gain_phase_variation.tex :exports both
\begin{tikzpicture}
\draw[->] (-0.5, 0) -- (7, 0) node[below left]{Real};
\draw[->] (0, -1) -- (0, 1) node[left]{Im};
\node[branch] (1) at (5, 0){};
\node[below] at (1){$1$};
\node[circle, draw] (c) at (1)[minimum size=2cm]{};
\draw[dashed] (0, 0) -- (tangent cs:node=c,point={(0, 0)},solution=2) -- node[midway, right]{$|H_i W_i|$} (1);
\draw[dashed] (2, 0) arc (0:23:1) node[midway, right]{$\Delta \phi$};
% \draw[dashed] (0, 0) -- (tangent cs:node=c,point={(0, 0)},solution=1) coordinate(cbot);
\end{tikzpicture}
#+end_src
#+name: fig:uncertainty_gain_phase_variation
#+caption: Uncertainty to Phase and Gain variation ([[./figs/uncertainty_gain_phase_variation.png][png]], [[./figs/uncertainty_gain_phase_variation.pdf][pdf]], [[./figs/uncertainty_gain_phase_variation.tex][tex]]).
#+RESULTS:
[[file:figs/uncertainty_gain_phase_variation.png]]
* Generate Complementary Filters using Feedback Control Architecture
#+begin_src latex :file complementary_filters_feedback_architecture.pdf :tangle figs/complementary_filters_feedback_architecture.tex :exports both
\begin{tikzpicture}
\node[addb={+}{}{}{}{-}] (addfb) at (0, 0){};
\node[block, right=1 of addfb] (L){$L$};
\node[addb={+}{}{}{}{}, right=1 of L] (adddy){};
\draw[<-] (addfb.west) -- ++(-1, 0) node[above right]{$y_1$};
\draw[->] (addfb.east) -- (L.west);
\draw[->] (L.east) -- (adddy.west);
\draw[->] (adddy.east) -- ++(1, 0) node[above left]{$y_s$};
\draw[->] ($(adddy.east) + (0.5, 0)$) node[branch]{} -- ++(0, -1) -| (addfb.south);
\draw[<-] (adddy.north) -- ++(0, 1) node[below right]{$y_2$};
\end{tikzpicture}
#+end_src
#+name: fig:complementary_filters_feedback_architecture
#+caption: Generation of Complementary Filters using the feedback architecture ([[./figs/complementary_filters_feedback_architecture.png][png]], [[./figs/complementary_filters_feedback_architecture.pdf][pdf]], [[./figs/complementary_filters_feedback_architecture.tex][tex]]).
#+RESULTS:
[[file:figs/complementary_filters_feedback_architecture.png]]
* H-Infinity Synthesis for Robust Sensor Fusion
#+begin_src latex :file h_infinity_robust_fusion.pdf :tangle figs/h_infinity_robust_fusion.tex :exports both
<<tikz_default>>
\begin{tikzpicture}
\node[block={4.0cm}{3.0cm}, dashed] (P) {};
\node[above] at (P.north) {$P$};
\coordinate[] (inputw) at ($(P.south west)!0.8!(P.north west) + (-\cdist, 0)$);
\coordinate[] (inputu) at ($(P.south west)!0.4!(P.north west) + (-\cdist, 0)$);
\coordinate[] (outputh) at ($(P.south east)!0.8!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputl) at ($(P.south east)!0.4!(P.north east) + ( \cdist, 0)$);
\coordinate[] (outputv) at ($(P.south east)!0.1!(P.north east) + ( \cdist, 0)$);
\node[block, left=2*\cdist of outputl] (W1){$w_1$};
\node[block, left=2*\cdist of outputh] (W2){$w_2$};
\node[addb={+}{}{}{}{-}, left=of W2] (sub) {};
\node[block, below=\cdist of P] (H1) {$H_1$};
\draw[->] (inputw) node[above right]{$w$} -- (sub.west);
\draw[->] (H1.west) -| ($(inputu)+(0.5*\cdist, 0)$) -- (W1.west);
\draw[->] (inputu-|sub) node[branch]{} -- (sub.south);
\draw[->] (sub.east) -- (W2.west);
\draw[->] ($(inputw)+(2*\cdist, 0)$) node[branch]{} |- ($(outputv)+(-0.5*\cdist, 0)$) |- (H1.east);
\draw[->] (W2.east) -- (outputh)node[above left]{$z_2$};
\draw[->] (W1.east) -- (outputl)node[above left]{$z_1$};
\end{tikzpicture}
#+end_src
#+name: fig:h_infinity_robust_fusion
#+caption: H-Infinity Synthesis for Robust Sensor Fusion ([[./figs/h_infinity_robust_fusion.png][png]], [[./figs/h_infinity_robust_fusion.pdf][pdf]], [[./figs/h_infinity_robust_fusion.tex][tex]]).
#+RESULTS:
[[file:figs/h_infinity_robust_fusion.png]]
Add many figures about sensor fusion / noise / dynamic uncertainty
2019-08-29 11:21:07 +02:00
* Sensor fusion architecture with sensor dynamics uncertainty and noise
#+begin_src latex :file sensor_fusion_full.pdf :tangle figs/sensor_fusion_full.tex
<<tikz_default>>
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[addb, above right=1.2 and 3.7 of x](add1){};
\node[addb, below right=1.2 and 3.7 of x](add2){};
\node[block, above left=0.2 and 0.1 of add1](delta1){$\Delta_1(s)$};
\node[block, above left=0.2 and 0.1 of add2](delta2){$\Delta_2(s)$};
\node[block, left=0.5 of delta1](W1){$w_1(s)$};
\node[block, left=0.5 of delta2](W2){$w_2(s)$};
\node[addb, right=0.5 of add1](addn1){};
\node[addb, right=0.5 of add2](addn2){};
\node[block, above=0.5 of addn1](N1) {$N_1(s)$};
\node[block, above=0.5 of addn2](N2) {$N_2(s)$};
\node[block, right=1.2 of addn1](H1){$H_1(s)$};
\node[block, right=1.2 of addn2](H2){$H_2(s)$};
\node[addb, right=7.5 of x](add){};
\draw[] ($(x)+(-0.7, 0)$) node[above right]{$x$} -- (x.center);
\draw[->] (x.center) |- (add1.west);
\draw[->] (x.center) |- (add2.west);
\draw[->] ($(add1-|W1.west)+(-0.5, 0)$)node[branch](S1){} |- (W1.west);
\draw[->] ($(add2-|W2.west)+(-0.5, 0)$)node[branch](S2){} |- (W2.west);
\draw[->] (W1.east) -- (delta1.west);
\draw[->] (W2.east) -- (delta2.west);
\draw[->] (delta1.east) -| (add1.north);
\draw[->] (delta2.east) -| (add2.north);
\draw[->] (add1.east) -- (addn1.west);
\draw[->] (add2.east) -- (addn2.west);
\draw[->] (addn1.east) -- (H1.west)node[above left]{$\hat{x}_1$};
\draw[->] (addn2.east) -- (H2.west)node[above left]{$\hat{x}_2$};
\draw[->] ($(N1.north)+(0,0.7)$) node[below right](n1){$\tilde{n}_1$} -- (N1.north);
\draw[->] ($(N2.north)+(0,0.7)$) node[below right](n2){$\tilde{n}_2$} -- (N2.north);
\draw[->] (N1.south) -- (addn1.north)node[above right]{$n_1$};
\draw[->] (N2.south) -- (addn2.north)node[above right]{$n_2$};
\draw[->] (H1.east) -| (add.north);
\draw[->] (H2.east) -| (add.south);
\draw[->] (add.east) -- ++(0.7, 0) node[above left]{$\hat{x}$};
\begin{scope}[on background layer]
\node[fit={($(add2.south-|x)+(-0.2, -0.4)$) ($(n1.north-|add.east)+(0.2, 0.3)$)}, fill=black!10!white, draw, dashed, inner sep=0pt] (supersensor) {};
\node[below left] at (supersensor.north east) {Super Sensor};
\node[block, fit={($(S1|-add1.south)+(-0.2, -0.2)$) ($(n1.north-|N1.east)+(0.2, 0.1)$)}, fill=black!20!white, dashed, inner sep=0pt] (sensor1) {};
\node[below right] at (sensor1.north west) {Sensor 1};
\node[block, fit={($(S2|-add2.south)+(-0.2, -0.2)$) ($(n2.north-|N2.east)+(0.2, 0.1)$)}, fill=black!20!white, dashed, inner sep=0pt] (sensor2) {};
\node[below right] at (sensor2.north west) {Sensor 2};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:sensor_fusion_full
#+caption: Sensor fusion architecture with sensor dynamics uncertainty ([[./figs/sensor_fusion_full.png][png]], [[./figs/sensor_fusion_full.pdf][pdf]], [[./figs/sensor_fusion_full.tex][tex]]).
#+RESULTS:
[[file:figs/sensor_fusion_full.png]]
* Equivalent super sensor
#+begin_src latex :file sensor_fusion_equivalent.pdf :tangle figs/sensor_fusion_equivalent.tex
<<tikz_default>>
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[block, above right=0.6 and 0.4 of x](Wss){$w_{ss}(s)$};
\node[block, right=0.5 of Wss](delta){$\Delta(s)$};
\node[addb](add) at ($(delta.east|-x) + (0.5, 0)$){};
\node[addb, right=0.5 of add](addn){};
\node[block](Nss) at (delta-|addn) {$N_{ss}(s)$};
\draw[] ($(x)+(-0.7, 0)$) node[above right]{$x$} -- (add.west);
\draw[->] (x.center) |- (Wss);
\draw[->] (Wss.east) -- (delta.west);
\draw[->] (delta.east) -| (add.north);
\draw[->] (add.east) -- (addn.west);
\draw[->] ($(Nss.north)+(0,0.7)$) node[below right](nss){$\hat{n}$} -- (Nss.north);
\draw[->] (Nss.south) -- (addn.north) node[above right]{$n$};
\draw[->] (addn.east) -- ++(1.1, 0) node[above left]{$\hat{x}$};
\begin{scope}[on background layer]
\node[fit={($(add.south-|x)+(-0.2, -0.2)$) ($(Nss.east|-nss.north)+(0.2, 0.2)$)}, fill=black!10!white, draw, dashed, inner sep=0pt] (supersensor) {};
\node[below right] at (supersensor.north west) {Super Sensor};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:sensor_fusion_equivalent
#+caption: Sensor fusion architecture with sensor dynamics uncertainty ([[./figs/sensor_fusion_equivalent.png][png]], [[./figs/sensor_fusion_equivalent.pdf][pdf]], [[./figs/sensor_fusion_equivalent.tex][tex]]).
#+RESULTS:
[[file:figs/sensor_fusion_equivalent.png]]
* One sensor with noise
#+begin_src latex :file one_sensor_noise.pdf :tangle figs/huddle_test.tex :exports both
<<tikz_default>>
\begin{tikzpicture}
\node[block] (G) at (0, 0) {$G(s)$};
\node[addb, right=0.8 of G] (add) {};
\draw[->] ($(G.west) + (-0.8, 0)$)node[above right]{$x$} -- (G.west);
\draw[->] (G.east) -- (add.west);
\draw[->] ($(add.north) + (0, 0.8)$)node[below right](n){$n$} -- (add.north);
\draw[->] (add.east) -- ++(0.8, 0) node[above left]{$\hat{x}$};
\begin{scope}[on background layer]
\node[fit={($(G.south west)+(-0.3, -0.1)$) ($(n.north east)+(0.0, 0.1)$)}, fill=black!20!white, draw, dashed, inner sep=0pt] (sensor) {};
\node[below right] at (sensor.north west) {Sensor};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:one_sensor_noise
#+caption: One sensor with Noise ([[./figs/one_sensor_noise.png][png]], [[./figs/one_sensor_noise.pdf][pdf]], [[./figs/one_sensor_noise.tex][tex]]).
#+RESULTS:
[[file:figs/one_sensor_noise.png]]
* One sensor with normalized noise
#+begin_src latex :file one_sensor_normalized_noise.pdf :tangle figs/huddle_test.tex :exports both
<<tikz_default>>
\begin{tikzpicture}
\node[block] (G) at (0, 0) {$G(s)$};
\node[addb, right=0.8 of G] (add) {};
\node[block, above=0.6 of add] (N) {$N(s)$};
\draw[->] ($(G.west) + (-0.8, 0)$)node[above right]{$x$} -- (G.west);
\draw[->] (G.east) -- (add.west);
\draw[->] ($(N.north) + (0, 0.8)$)node[below right](ntilde){$\tilde{n}$} -- (N.north);
\draw[->] (N.south) -- (add.north)node[above right](n){$n$};
\draw[->] (add.east) -- ++(1.0, 0) node[above left]{$\hat{x}$};
\begin{scope}[on background layer]
\node[fit={($(G.south west)+(-0.3, -0.2)$) ($(ntilde.north-|N.east)+(0.2, 0.1)$)}, fill=black!20!white, draw, dashed, inner sep=0pt] (sensor) {};
\node[below right] at (sensor.north west) {Sensor};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:one_sensor_normalized_noise
#+caption: One sensor with normalized noise ([[./figs/one_sensor_normalized_noise.png][png]], [[./figs/one_sensor_normalized_noise.pdf][pdf]], [[./figs/one_sensor_normalized_noise.tex][tex]]).
#+RESULTS:
[[file:figs/one_sensor_normalized_noise.png]]
* One sensor with dynamic uncertainty
#+begin_src latex :file one_sensor_dyn_uncertainty.pdf :tangle figs/huddle_test.tex :exports both
<<tikz_default>>
\begin{tikzpicture}
\node[branch] (x) at (0, 0) {};
\node[block, above right=0.4 and 0.4 of x](W){$w(s)$};
\node[block, right=0.4 of W](delta){$\Delta(s)$};
\node[addb](add) at ($(delta.east|-x) + (0.4, 0)$) {};
\node[block, right=0.5 of add](G){$G(s)$};
\draw[->] ($(x.west) + (-0.8, 0)$)node[above right]{$x$} -- (add.west);
\draw[->] (x.center) |- (W.west);
\draw[->] (W.east) -- (delta.west);
\draw[->] (delta.east) -| (add.north);
\draw[->] (add.east) -- (G.west);
\draw[->] (G.east) -- ++(0.8, 0) node[above left]{$\hat{x}$};
\begin{scope}[on background layer]
\node[fit={($(x.west|-G.south)+(-0.2, -0.2)$) ($(delta.north-|G.east)+(0.2, 0.2)$)}, fill=black!20!white, draw, dashed, inner sep=0pt] (sensor) {};
\node[below left] at (sensor.north east) {Sensor};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:one_sensor_dyn_uncertainty
#+caption: One sensor with dynamic uncertainty ([[./figs/one_sensor_dyn_uncertainty.png][png]], [[./figs/one_sensor_dyn_uncertainty.pdf][pdf]], [[./figs/one_sensor_dyn_uncertainty.tex][tex]]).
#+RESULTS:
[[file:figs/one_sensor_dyn_uncertainty.png]]
* One sensor with dynamic uncertainty and noise
#+begin_src latex :file one_sensor_dyn_uncertainty_noise.pdf :tangle figs/huddle_test.tex :exports both
<<tikz_default>>
\begin{tikzpicture}
\node[branch] (x) at (0, 0) {};
\node[block, above right=0.4 and 0.4 of x](W){$w(s)$};
\node[block, right=0.4 of W](delta){$\Delta(s)$};
\node[addb](add) at ($(delta.east|-x) + (0.4, 0)$) {};
\node[block, right=0.5 of add](G){$G(s)$};
\node[addb, right=0.5 of G] (addn) {};
\draw[->] ($(x.west) + (-0.8, 0)$)node[above right]{$x$} -- (add.west);
\draw[->] (x.center) |- (W.west);
\draw[->] (W.east) -- (delta.west);
\draw[->] (delta.east) -| (add.north);
\draw[->] (add.east) -- (G.west);
\draw[->] (G.east) -- (addn.west);
\draw[->] ($(addn.north)+(0, 0.8)$) node[below right]{$n$} -- (addn.north);
\draw[->] (addn.east) -- ++(0.8, 0) node[above left]{$\hat{x}$};
\begin{scope}[on background layer]
\node[fit={($(x.west|-G.south)+(-0.2, -0.2)$) ($(delta.north-|addn.east)+(0.2, 0.2)$)}, fill=black!20!white, draw, dashed, inner sep=0pt] (sensor) {};
\node[above right] at (sensor.south west) {Sensor};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:one_sensor_dyn_uncertainty_noise
#+caption: One sensor with dynamic uncertainty ([[./figs/one_sensor_dyn_uncertainty_noise.png][png]], [[./figs/one_sensor_dyn_uncertainty_noise.pdf][pdf]], [[./figs/one_sensor_dyn_uncertainty_noise.tex][tex]]).
#+RESULTS:
[[file:figs/one_sensor_dyn_uncertainty_noise.png]]
* Huddle Test
#+begin_src latex :file huddle_test.pdf :tangle figs/huddle_test.tex :exports both
<<tikz_default>>
\begin{tikzpicture}
\node[branch] (x) at (0, 0);
\node[block, above right=0.5 and 0.5 of x](G1){$G_1(s)$};
\node[block, below right=0.5 and 0.5 of x](G2){$G_2(s)$};
\node[addb, right=0.8 of G1](add1){};
\node[addb, right=0.8 of G2](add2){};
\draw[] ($(x)+(-0.7, 0)$) node[above right]{$x$} -- (x.center);
\draw[->] (x.center) |- (G1.west);
\draw[->] (x.center) |- (G2.west);
\draw[->] (G1.east) -- (add1.west);
\draw[->] (G2.east) -- (add2.west);
\draw[<-] (add1.north) -- ++(0, 0.8)node[below right](n1){$n_1$};
\draw[<-] (add2.north) -- ++(0, 0.8)node[below right](n2){$n_2$};
\draw[->] (add1.east) -- ++(1, 0)node[above left]{$\hat{x}_1$};
\draw[->] (add2.east) -- ++(1, 0)node[above left]{$\hat{x}_2$};
\begin{scope}[on background layer]
% \node[fit={($(G2.south-|x)+(-0.2, -0.3)$) ($(n1.north east-|add.east)+(0.2, 0.3)$)}, fill=black!10!white, draw, dashed, inner sep=0pt] (supersensor) {};
% \node[below left] at (supersensor.north east) {Super Sensor};
\node[fit={($(G1.south west)+(-0.3, -0.1)$) ($(n1.north east)+(0.0, 0.1)$)}, fill=black!20!white, draw, dashed, inner sep=0pt] (sensor1) {};
\node[below right] at (sensor1.north west) {Sensor 1};
\node[fit={($(G2.south west)+(-0.3, -0.1)$) ($(n2.north east)+(0.0, 0.1)$)}, fill=black!20!white, draw, dashed, inner sep=0pt] (sensor2) {};
\node[below right] at (sensor2.north west) {Sensor 2};
\end{scope}
\end{tikzpicture}
#+end_src
#+name: fig:huddle_test
#+caption: Huddle Test ([[./figs/huddle_test.png][png]], [[./figs/huddle_test.pdf][pdf]], [[./figs/huddle_test.tex][tex]]).
#+RESULTS:
[[file:figs/huddle_test.png]]
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